193
FZUS52 KCHS 172159
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
559 PM EDT THU JUL 17 2025
SOUTH SANTEE RIVER SC TO SAVANNAH GA OUT 20 NM AND SAVANNAH GA TO
ALTAMAHA SOUND GA OUT 60 NM, INCLUDING CHARLESTON HARBOR AND
GRAYS REEF NATIONAL MARINE SANCTUARY
AMZ300-181015-
559 PM EDT THU JUL 17 2025
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
HIGH PRESSURE WILL PREVAIL THROUGH THE WEEKEND. A COLD FRONT COULD
STALL NEARBY EARLY NEXT WEEK.
AMZ330-181015-
CHARLESTON HARBOR-
559 PM EDT THU JUL 17 2025
TONIGHT
S WINDS 15 KT WITH GUSTS TO 20 KT, BECOMING SW 5 TO
10 KT.
FRI
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS TO
20 KT IN THE AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN
THE AFTERNOON.
FRI NIGHT
SW WINDS 10 TO 15 KT.
SAT
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
TO 20 KT IN THE AFTERNOON.
SAT NIGHT
SW WINDS 10 TO 15 KT.
SUN
SW WINDS 10 TO 15 KT. A SLIGHT CHANCE OF SHOWERS AND TSTMS
IN THE AFTERNOON.
SUN NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. A CHANCE OF SHOWERS AND
TSTMS.
MON
SW WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS.
MON NIGHT
SW WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS.
TUE
NE WINDS 5 TO 10 KT. SHOWERS AND TSTMS LIKELY.
TUE NIGHT
E WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 87 DEGREES.
AMZ350-181015-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
559 PM EDT THU JUL 17 2025
TONIGHT
SW WINDS 10 TO 15 KT WITH GUST TO 20 KT. SEAS 3 FT.
WAVE DETAIL: SE 3 FT AT 6 SECONDS.
FRI
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: S 3 FT AT
7 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS.
SAT
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS AND SW 2 FT AT 4 SECONDS. A SLIGHT CHANCE OF SHOWERS
AND TSTMS IN THE MORNING.
SAT NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 2 FT AT 8 SECONDS.
A SLIGHT CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT.
SUN
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT
AT 5 SECONDS AND SE 2 FT AT 8 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS AND TSTMS.
MON
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
MON NIGHT
S WINDS 10 KT. SEAS 2 TO 3 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
TUE
NE WINDS 10 KT. SEAS 2 TO 3 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
TUE NIGHT
E WINDS 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ352-181015-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
559 PM EDT THU JUL 17 2025
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 FT.
WAVE DETAIL: SE 3 FT AT 6 SECONDS.
FRI
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT IN THE
AFTERNOON. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS.
SAT
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 FT.
WAVE DETAIL: SE 3 FT AT 8 SECONDS AND S 2 FT AT 4 SECONDS.
SUN
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT
AT 4 SECONDS AND SE 2 FT AT 8 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS AND TSTMS.
MON
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
MON NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 FT. SHOWERS LIKELY WITH
A CHANCE OF TSTMS.
TUE
NE WINDS 5 TO 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS AND
TSTMS.
TUE NIGHT
E WINDS 5 TO 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS
AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ354-181015-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
559 PM EDT THU JUL 17 2025
TONIGHT
S WINDS 10 TO 15 KT, DIMINISH SEAS 3 FT. WAVE DETAIL:
SE 3 FT AT 6 SECONDS.
FRI
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 7 SECONDS.
FRI NIGHT
S WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT
AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE
EVENING.
SAT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 8 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS AND S 2 FT AT 4 SECONDS.
SUN
W WINDS 10 KT, BECOMING SW IN THE AFTERNOON. SEAS 2 TO
3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 2 FT AT 8 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A SLIGHT
CHANCE OF SHOWERS AND TSTMS.
MON
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
MON NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS
AND TSTMS.
TUE
NE WINDS 5 TO 10 KT. SEAS 2 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
TUE NIGHT
E WINDS 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS AND
TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ374-181015-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
559 PM EDT THU JUL 17 2025
TONIGHT
S WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT
AT 7 SECONDS.
FRI
SW WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
7 SECONDS.
FRI NIGHT
S WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS.
SAT
SW WINDS 5 TO 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS AND S 2 FT AT 4 SECONDS.
SUN
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SW 2 FT AT
4 SECONDS AND SE 2 FT AT 8 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
MON
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
MON NIGHT
SW WINDS 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
TUE
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
TUE NIGHT
E WINDS 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS AND
TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page